Stocks: 5 things to know before the open

Has the summer stupor kicked in? Markets are looking weak Friday, and there are no U.S. World Cup matches to provide a distraction.

"Today, I think I'd be surprised if we make a significant move one way or another," said Art Hogan, chief market strategist for Wunderlich Securities. "Although you're not seeing anybody panic over the market, you're not seeing anybody rush into it either."

Here are the five things you need to know before the opening bell rings in New York:

Barclays(BCS) shares were rising ahead of the bell, but falling far short of recouping their 7% dive from Thursday, following a lawsuit from the New York Attorney General over lack of transparency in so-called "dark pool" trading.

General Electric(GE) was another premarket mover Friday, with shares down by about 1%. The company recently agreed to buy Alstom(ALSMY)'s power generation business.

2. Economic announcements: The University of Michigan will report its consumer sentiment index at 9:55 a.m. ET.